Home / 2,586,124.32-3,875,163.06-987,815.04

Finding the Fourth Proportional to 2,586,124.32, 3,875,163.06 and 987,815.04

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Solution

The fourth proportional to 2,586,124.32, 3,875,163.06 and 987,815.04 is: 1,480,185.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,124.32 : 3,875,163.06 = 987,815.04 : x
  2. Step 2: Convert to fraction form
    2,586,124.32/3,875,163.06 = 987,815.04/x
  3. Step 3: Cross multiply
    2,586,124.32x = 3,875,163.06 × 987,815.04
  4. Step 4: Simplify right side
    2,586,124.32x = 3,827,944,353,120.42
  5. Step 5: Solve for x
    x = 3,827,944,353,120.42/2,586,124.32
  6. Step 6: Final answer
    x = 1,480,185.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.